63=0.5*w*(2w-4)

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Solution for 63=0.5*w*(2w-4) equation:


Simplifying
63 = 0.5w(2w + -4)

Reorder the terms:
63 = 0.5w(-4 + 2w)
63 = (-4 * 0.5w + 2w * 0.5w)
63 = (-2w + 1w2)

Solving
63 = -2w + 1w2

Solving for variable 'w'.

Reorder the terms:
63 + 2w + -1w2 = -2w + 2w + 1w2 + -1w2

Combine like terms: -2w + 2w = 0
63 + 2w + -1w2 = 0 + 1w2 + -1w2
63 + 2w + -1w2 = 1w2 + -1w2

Combine like terms: 1w2 + -1w2 = 0
63 + 2w + -1w2 = 0

Factor a trinomial.
(9 + -1w)(7 + w) = 0

Subproblem 1

Set the factor '(9 + -1w)' equal to zero and attempt to solve: Simplifying 9 + -1w = 0 Solving 9 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1w = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1w = 0 + -9 -1w = 0 + -9 Combine like terms: 0 + -9 = -9 -1w = -9 Divide each side by '-1'. w = 9 Simplifying w = 9

Subproblem 2

Set the factor '(7 + w)' equal to zero and attempt to solve: Simplifying 7 + w = 0 Solving 7 + w = 0 Move all terms containing w to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + w = 0 + -7 Combine like terms: 7 + -7 = 0 0 + w = 0 + -7 w = 0 + -7 Combine like terms: 0 + -7 = -7 w = -7 Simplifying w = -7

Solution

w = {9, -7}

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